About the Authors

Kui Son Choi

Affiliation National Cancer Control Institute, National Cancer Center, Goyang, Korea

Jae Kwan Jun

Affiliation National Cancer Control Institute, National Cancer Center, Goyang, Korea

Eun-Cheol Park

Affiliation Department of Preventive Medicine & Institute of Health Services Research, College of Medicine, Yonsei University, Seoul, Korea

Sohee Park

Affiliation Department of Epidemiology and Health Promotion, Graduate school of Public Health, Yonsei University, Seoul, Korea

Kyu Won Jung

Affiliation National Cancer Control Institute, National Cancer Center, Goyang, Korea

Mi Ah Han

Affiliation Department of Preventive Medicine, College of Medicine, Chosun University, Gwangju, Korea

Il Ju Choi

Affiliation Gastric Cancer Branch, Research Institute and Hospital, National Cancer Center, Goyang, Korea

Hoo-Yeon Lee

hylee@dankook.ac.kr

Affiliation Department of Social Medicine, College of Medicine, Dankook University, Chungnam, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KSC JKJ HYL ECP. Performed the experiments: KSC JKJ HYL MAH SP KWJ. Analyzed the data: KSC JKJ. Contributed reagents/materials/analysis tools: KSC JKJ. Wrote the paper: KSC JKJ HYL IJC.